baber/WOPTO huggingface dataset:
Patent CA-2758604-A1 (CA)
Inventor: CAMPAU DANIEL N
IPC: F16B39/20
Filed: 2010-03-04
Abstract: The specification discloses a locking threaded fastener (10) including a body (12), a coil spring (14), and a compression ring (16). The body is hex-shaped (18) and defines a partially threaded bore (24), an external circumferential groove (32), and a passage (34) extending radially between the bore and the groove. The coil spring is located within the bore and includes a first end (38) angularly fixed with respect to the body and a second end (40) extending through the passage and into the groove. The compression ring is located within the groove and defines an opening (44) receiving the second end of the coil spring. The compression ring is free to move within the groove and includes portions that extending radially outwardly beyond the flats (22) of the hex shape. When a conventional wrench is en-gaged with the hex shape, the wrench compresses the compression ring to prevent relative angular movement between the ring and the body.
Patent CA-2761705-A1 (CA)
Title: Two stage pulp screening device with two stationary cylindrical screens
Inventor: GALLAGHER BRIAN
IPC: D21D5/06
Filed: 2010-04-13
Abstract: Devices for separation of fiber from cellulose pulp slurry. The devices comprise a hollow body defining axially extending compartments therein for receiving a slurry of pulp fibers in a carrying slurry. The body comprises a slurry inlet and a slurry outlet.  First and second stationary coaxial annular screening screens are disposed within the body, the second screen being disposed radially outwardly of the first screen. A rotor opened at one end and driven in rotation is positioned between the screens to consecutively conduct the slurry through the first and second screens. A pipe radially inward from the first screen is provided. Slurry passing through the first screen passes axially along the body, between the pipe and the first screen, and then around the rotor at its open end to pass axially along the body between an outer surface of the rotor and the second screen.
Patent CA-2762524-A1 (CA)
Title: Carbon nanotubes complexed with multiple bioactive agents and methods related thereto
Inventor: KIRPATRICK LYNN
IPC: C12N15/87
Filed: 2010-05-18
Abstract: The present invention includes fullerene carbon nanotube compositions complexed with multiple bioactive agents and methods related to such fullerene carbon nanotube compositions.
Patent CA-2762561-A1 (CA)
Inventor: HENNEGAN MICHAEL L
IPC: A62C35/58
Filed: 2011-12-22
Abstract: A fire sprinkler system is described which includes a piping system having at least one dual-use pipe providing both an air conveying inlet and a fire extinguishing fluid conveying outlet. The pipe has at least one air sampling opening allowing ambient air flow into the pipe and at least one fire sprinkler for ejecting a fire extinguishing fluid from the pipe in the event of a fire. An air sampling detector is fluidly connected to the pipe and tests the ambient air within the pipe to detect the presence of the fire. A valve, disposed between the source of the fire extinguishing fluid and the pipe, is in communication with the air sampling detector and operable to open, upon detection of the fire based on the ambient air tested by the air sampling detector, in order to fill the pipe with the fire extinguishing fluid.
Patent CA-2766793-A1 (CA)
Inventor: SZEKELY KENNETH EUGENE
IPC: A47C5/12
Filed: 2010-06-28
Abstract: A furniture article as a shelving unit, includes a top, bottom, front, back and sides comprising an integrally formed shell that generally has rounded corners. The shell diminishing in circumference outwardly from a mounting surface, and including a mounting portion configured to secure the shell to the mounting surface. A  perimeter edge of the shell defines a mounting plane against which the mounting surface is to be secured. When the shell is secured to the mounting surface, the mounting portion is inaccessible and hidden from view.
Patent CA-2769277-A1 (CA)
Title: Cell culture device
Inventor: STOPPINI LUC
IPC: C12M1/20
Filed: 2009-08-21
Abstract: The invention relates to the field of cell and tissue culture. In particular, the invention relates to devices for cell culture. A device for cell culture, according to the invention comprises (i) a medium conduit having one open end and one end closed by a porous membrane fused across it; and (ii) a frame holding the medium conduit in a substantially vertical orientation; wherein the medium conduit is adapted to permit retention by capillarity of a sufficient volume of liquid culture medium in the medium conduit to contact the surface of the porous membrane and thus supply nutrients to cells that may be grown on the porous membrane, characterised in that the surface of the membrane contralateral to the surface of said porous membrane sealed to said medium conduit comprises a hydrophobic barrier adapted to contain the culture.
Patent CA-2771804-A1 (CA)
Title: Use of high ratio aqueous alkali silicates in drilling fluids
Inventor: MCDONALD MICHAEL J
IPC: C09K8/06
Filed: 2012-03-20
Abstract: An improved drilling and completion fluid can be used in subterranean drilling for oil and gas. Sodium silicate and potassium silicate-based drilling fluids are commonly used drilling fluids with the notable attributes of exceptional shale stabilization characteristics coupled with exceptional environmental performance. Environmental and wellbore stabilization characteristics are improved by using high ratio aqueous silicates wherein ratio is defined as the molar ratio of SiO2:Me2O, where Me is an alkali and is most commonly sodium or potassium (i.e. Na2O and K2O). For high ratio aqueous alkali silicates, the molar ratio of SiO2:Me2O can range from just over 4.0 to about 12Ø
Patent CA-2777361-A1 (CA)
Title: Thread rolling die
Inventor: MIRCHANDANI PRAKASH K
IPC: B21H3/04
Filed: 2010-10-22
Abstract: A thread rolling die (10) includes a thread rolling region (12) comprising a working surface (14) including a thread form (16). The thread rolling region (12) of the thread rolling die (10) comprises a sintered cemented carbide material having a hardness in the range of 78 HRA to 89 HRA. In certain embodiments, the thread rolling die (10) may further include at least one non-cemented carbide piece (18) metallurgically bonded to the thread rolling region (12) in an area of the thread rolling region that does not prevent a workpiece from contacting the working surface, and wherein the non-cemented carbide piece (18) comprises at least one of a metallic region and a metal matrix composite region.
Patent CA-2777870-A1 (CA)
Inventor: RUGGIERO MARY ANN
IPC: B32B37/04
Filed: 2010-10-21
Abstract: A method for producing a thermoplastic film-substrate resistive thick film heating element is described, involving the melt bonding of an electrically insulating, optionally filled high temperature thermoplastic film to a substrate. This thick film heating element includes an optionally filled high temperature thermoplastic film-substrate onto which is deposited at least a resistive thick film, and is capable of operating over a wide range of power densities for consumer and industrial heating element applications.
Patent CA-2778303-A1 (CA)
Title: System and method for obtaining document information
Inventor: URBSCHAT HARRY
IPC: G06V30/224
Filed: 2010-10-29
Abstract: A method and system for determining at least one target value of at least one target in at least one document, comprising: determining, utilizing at least one scoring application, at least one possible target value, wherein the at least one scoring application utilizes information from at least one training document, and applying the information, utilizing the at least one scoring application, on the at least one new document to determine at least one value of the at least one target on the at least one new document.
Patent CA-2778340-A1 (CA)
Title: Extracts, fractions and compositions comprising acetogenins and their applications
Inventor: GOKARAJU GANGA RAJU
IPC: A61K31/365
Filed: 2010-10-19
Abstract: The present invention discloses acetogenin(s), extract(s)/fraction(s) standardized to acetogenin(s) comprising terminal a,ß-unsaturated-?-methyl-?-lactone moiety derived from Annona squamosa or their compositions for prevention, treatment, inhibition or controlling inflammation and immune related diseases or disorders mediated through cytokines/chemokines or other biomarkers. The invention further discloses said Annona squamosa derived acetogenin(s), extract(s)/fraction(s) or their compositions for prevention, treatment, inhibition or controlling metabolic diseases/disorders.
Patent CA-2779211-A1 (CA)
Title: System and method for the generation and distribution of an electronic interactive call sheet
Inventor: KWAIT RICHARD ALAN
IPC: G06Q10/00
Filed: 2010-10-27
Abstract: A system and method for the generation and distribution of an electronic call sheet. The method includes receiving geographic information for a shoot location, and a date for when a production shoot will be held at the shoot location. A user selected location parameter is determined that is associated with the geographic information. One or more listings are accessed from a directory for at least one category of information. The accessing of listings is based on the geographic information, the user selected location parameter, and the date. The directory includes a listing of entities providing products or services relevant to the production industry. The listing are presented to a user for selection, whereupon a selection of the one or more listings is received. Information related to the selection is included into an entry that is incorporated into a call sheet associated with the production shoot.
Patent CA-2779324-A1 (CA)
Title: Flexible footwear
Inventor: IZQUIETA ARNAUT JOSE MARIA
IPC: A43B3/08
Filed: 2009-11-05
Abstract: The present invention relates to flexible footwear that comprises flexing means, either in the sole or in the upper, or in both, and said means in turn comprise a groove placed transversely and recovering means placed transversely to said groove such that, when the footwear flexes along the groove, the action of said recovery means cause the footwear to recover, promoting recovery of the initial form of the footwear upon completion of each step, and thereby enhancing walking comfort.
Patent CA-2780514-A1 (CA)
Inventor: HUBBARD JAMES
IPC: B65D5/36
Filed: 2012-06-21
Abstract: A food tray formed of a unitary sheet of material includes a bottom wall, a front wall, a rear wall, first sidewall, and a second sidewall that define an opening through which an item is placed in the food tray. First and second flaps extend from respective top edges of the first and second sidewalls and are configured to be folded toward an interior of the food tray. The first and second flaps each define slots. First and second lid members extend from respective top edges of the front wall and the rear wall and are configured to be folded toward the interior of the food tray. The first and second lid members define a pair of tabs on respective side edges that are configured to engage the slots defined by the first and second flaps.
Patent CA-2780701-A1 (CA)
Inventor: FOLLOWS THOMAS
IPC: A47L9/16
Filed: 2010-11-11
Abstract: A surface treating appliance includes cyclonic separating apparatus having a plurality of cyclones arranged in parallel and a dust collector arranged to receive dust from each of the plurality of cyclones. Each cyclone has a fluid inlet and a fluid outlet. The plurality of cyclones is divided into at least a first set of cyclones and a second set of cyclones. The fluid inlets of the first set of cyclones are located in a first plane and the fluid inlets of the second set of cyclones are located in a second plane spaced from the first plane. This enables the separating apparatus to have a compact appearance.
Patent CA-2782581-A1 (CA)
Inventor: JONSSON GUENTER
IPC: H01L23/00
Filed: 2010-12-21
Abstract: L'invention concerne un composant électronique comportant un substrat à semi-conducteurs AsGa (HS), dont le côté avant présente des éléments à semi-conducteurs (BE) et le côté arrière est pourvu d'une métallisation de côté arrière multicouche (RM). L'invention est caractérisée par une conception avantageuse de la suite de couches de la métallisation de côté arrière, la métallisation de côté arrière présentant notamment une couche Au en tant que couche adhésive.
Patent CA-2783560-A1 (CA)
Title: Dose indicator
Inventor: STUART ADAM J
IPC: A61M15/00
Filed: 2010-12-06
Abstract: A dose counter is described. The dose counter may be used, for instance, in a medical inhaler device.
Patent CA-2785746-A1 (CA)
Inventor: ZHAO FENG
IPC: G06T1/00
Filed: 2009-12-30
Abstract: Methods and apparatuses are provided for facilitating content-based image retrieval. A method may include determining a selected target image. The method may further include generating a candidate region of interest set including one or more regions of interest within the target image. The method may additionally include determining a recommended region of interest set including one or more recommended regions of interest selected from the candidate region of interest set based at least in part upon evaluation criteria. The evaluation criteria may be determined based at least in part upon analysis of maintained region of interest-based searching history. The method may also include providing the recommended region of interest set for user selection of one or more target regions of interest from the recommended region of interest set as query criteria for searching an image library for one or more result images. Corresponding apparatuses are also provided.
Patent CA-2786288-A1 (CA)
Inventor: ZHOU WENSHENG
IPC: E04D7/00
Filed: 2011-01-03
Abstract: A roofing article comprising (i) an asphaltic substrate; and (ii) a plurality of granules disposed on a surface of the substrate, said granules including calcined kaolin that has been calcined at a temperature of at least 1000°C and less than 1300°C. One embodiment enhances the solar reflectivity of a roofing article.
Patent CA-2786870-A1 (CA)
Inventor: RALEIGH GREGORY G
IPC: H04W4/24
Filed: 2010-01-18
Abstract: Various embodiments are disclosed for a services policy communication system and method. In some embodiments, a communications device implements a service profile for assisting control of the communications device use of a service on a network, in which the service profile includes service policy settings, and the service profile is associated with an ambient service plan that provides for initial access to the service with limited service capabilities prior to activation of a new service plan; and monitors use of the service based on the service profile.
Patent CA-2788479-A1 (CA)
Title: Power take-off coupler conteracting axial load and equipment equipped therewith
Inventor: GOULET DENIS
IPC: B60K17/28
Filed: 2012-08-29
Abstract: The present disclosure relates to a Power Take-Off (PTO) coupler and equipment equipped therewith. The PTO coupler comprises a first extremity to be connected to the equipment and a second extremity. The second extremity has a plurality of teeth along a circumference thereof, wherein subsequent teeth are separated from one another by a gap, and each of the teeth has a base narrower than its top. When the PTO coupler is engaged to a corresponding receiving coupler, the interlocking of the plurality of teeth and gaps counteract axial load generated during operation of the PTO coupler.
Patent CA-2789925-A1 (CA)
Inventor: ROUT TAPAN KUMAR
IPC: C21D1/68
Filed: 2011-02-18
Abstract: The invention relates to a strip, sheet or blank suitable for hot forming at a temperature of 700° C or above, comprising a substrate of hot formable steel, optionally coated with an active corrosion protective coating. According to the invention, the optionally coated steel substrate is provided with a ceramic based coating having a thickness of at most 25 micron. The invention also relates to a process to produce such strip, sheet or blank.
Patent CA-2790584-A1 (CA)
Title: Welding power supply with regulated background power supply
Inventor: VOGEL BERNARD J
IPC: B23K9/10
Filed: 2011-03-08
Abstract: Embodiments of a welding power supply including a main power supply and a background power supply are provided. The main power supply includes a first transformer that supplies a first power output to welding electrodes for use in a welding operation. The background power supply includes a secondary transformer that charges an energy storage device to a regulated voltage level and is adapted to discharge the energy storage device by a controlled amount to supply a second regulated power output to the welding electrodes for use in the welding operation when a transient voltage event occurs.
Patent CA-2794774-A1 (CA)
Inventor: SAXTON MATTHEW
IPC: B60N2/75
Filed: 2011-03-29
Abstract: An armrest assembly including an armpan defining an elongate channel and including slide-lock structure positioned about a top opening of the channel and at opposing ends thereof for engaging an armcap, an armcap covering the channel and having complimentary slide-lock structure and defining at least one cavity for receiving overmold material of an armpad, and an overmolded armpad covering a portion of the armcap and filling the at least one cavity of the armcap to retain the armpad on the armcap.
Patent CA-2795315-A1 (CA)
Inventor: CLARE JONATHAN CHARLES
IPC: H02J3/36
Filed: 2010-04-15
Abstract: A voltage source converter (10a) is used in high voltage direct current power transmission and reactive power compensation. The voltage source converter (10a) comprises first and second DC terminals (12, 14) for connection in use to a DC network (20), three phase elements (16) and at least one auxiliary converter (18) connected between the first and second DC terminals (12, 14), each phase element (16) including a plurality of primary switching elements (22) and at least one AC terminal (24) for connection in use to a respective phase of a multiphase AC network (26), the plurality of primary switching elements (22) being controllable in use to facilitate power conversion between the AC and DC networks (26, 20), the or each auxiliary converter (18) being operable in use to act as a waveform synthesizer to modify a first DC voltage presented to the DC network (20) so as to minimise ripple in the DC voltage.
Patent CA-2796661-A1 (CA)
Inventor: CUTLER SEAN R
IPC: C12N15/29
Filed: 2011-04-27
Abstract: Mutated PYR/PYL receptor polypeptides and methods of making and using mutated PYR/PYL receptor polypeptides are described.
Patent CA-2797281-A1 (CA)
Title: Aza-indole derivatives useful as modulators of faah
Inventor: WALJI ABBAS M
IPC: A61K31/555
Filed: 2011-05-04
Abstract: The present invention is directed to certain Aza-Indole derivatives which are useful as modulators of Fatty Acid Amide Hydrolase (FAAH) and as FAAH imaging agents. The invention is also concerned with pharmaceutical formulations comprising these compounds as active ingredients and the use of the compounds and their formulations in the treatment of certain disorders, including osteoarthritis, rheumatoid arthritis, diabetic neuropathy, postherpetic neuralgia, skeletomuscular pain, and fibromyalgia, as well as acute pain, migraine, sleep disorder, Alzheimer Disease, and Parkinson's Disease.
Patent CA-2797319-A1 (CA)
Title: A new combination of eight risk alleles associated with autism
Inventor: CARAYOL JEROME
IPC: C12Q1/68
Filed: 2011-05-04
Abstract: The invention relates to a method of detecting the presence of or predisposition to autism, or to an autism spectrum disorder in a subject, the method comprising detecting the combined presence of an alteration in the gene loci of at least PITX1, ATP2B2, EN2, JARID2, MARK1, ITGB3, CNTNAP2, and HOXA1 in a sample from said subject.
Patent CA-2799797-A1 (CA)
Inventor: COGNARD ERIC
IPC: B65D85/30
Filed: 2011-05-18
Abstract: A receiving element constructed within a container, the receiving element having a body with a first end and a second end wherein the body is formed from a plurality of separate pieces configured into an annular arrangement in a tension fit in a neck of the container. A passage formed in the body from the first end of the body to the second end of the body creates a cavity and an internal surface having a groove for receiving a locking element.
Patent CA-2800510-A1 (CA)
Inventor: HIGH RANDAL
IPC: A63B55/57
Filed: 2011-05-26
Abstract: A golf bag banner includes a flexible body movable between at least a first position and a second position and a connector mechanism to secure the flexible body to a movable leg of a golf bag. A fixture is provided to hold the banner along the length of leg. A stand mechanism can be connected to the golf bag container to provide a bag stand position and a retracted position. The bag banner can be fixed to the stand mechanism, e.g., connected between two legs of the stand mechanism. The bag banner can include a flexible body, e.g., a fabric, movable between at least the stand position and the retracted position and a connector system to secure the flexible body to the two legs. The bag banner can incorporate logos and other insignia that a manufacturer or golfer would like to display with his/her golf bag.
Patent CA-2800593-A1 (CA)
Title: Instrumented rod rotator
Inventor: HURST GREGG W
IPC: E21B47/009
Filed: 2013-01-07
Abstract: Methods and apparatus are provided for monitoring the rotation of a member in a reciprocating rod lift system. In this manner, rod and tubing wear of the system may be minimized.
Patent CA-2801409-A1 (CA)
Title: Methods and apparatus for determining quantization parameter predictors from a plurality of neighboring quantization parameters
Inventor: LU XIAOAN
IPC: H04N19/593
Filed: 2011-06-08
Abstract: Methods and apparatus are provided for determining quantization parameter predictors from a plurality of neighboring quantization parameters. An apparatus includes an encoder (300) for encoding image data for at least a portion of a picture using a quantization parameter predictor for a current quantization parameter to be applied to the image data. The quantization parameter predictor is determined using multiple quantization parameters from previously coded neighboring portions. A difference between the current quantization parameter and the quantization parameter predictor is encoded for signaling to a corresponding decoder.
Patent CA-2805229-A1 (CA)
Inventor: TAMIR YUVAL
IPC: C08J11/06
Filed: 2011-07-14
Abstract: The subject matter discloses a composite material comprising a first component and a second component, the first component comprising an organic element and a thermoplastic element and the second component comprising at least one element selected from the group consisting of vulcanized rubber and tire cords. The subject matter further discloses a process comprising mixing while heating under shear forces a first component comprising organic waste and thermoplastic waste with a second component comprising at least one element selected from the group consisting of vulcanized rubber and tire cords; to obtain a melt; processing the melt, the processing comprises at least cooling the melt to obtain a composite material comprising: organic element; thermoplastic element; and at least one element selected from the group consisting of vulcanized rubber and tire cords.
Patent CA-2806217-A1 (CA)
Inventor: YARED GHASSAN
IPC: A61C5/42
Filed: 2013-01-31
Abstract: A cleaning instrument for an endodontic procedure such as a root canal provides a distal portion for agitating an irrigant, comprising in some embodiments agitating structures that stir the irrigant to assist in removing the smear layer and dislodging loosely adhered organic debris. The agitating structures may also be designed to assist in evacuating irrigant from the canal. Some embodiments provide orifices through which an irrigating fluid can traverse the distal portion of the instrument and enter the canal to wash away loosened debris and sterilize the canal.